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Re: CR question
by Bishweshwar Pradhan - Sunday, 6 December 2009, 12:20 AM

It's a lil tough one, but take a note of few things in the argument. Then you can easily track the answer.

female rhinos that have been frequently recollared have significantly lower fertility rates than uncollered females

Only option (3) talks about the frequency of rhinos getting recollared.